package com.tensin.mall.search.service.impl;

import com.alibaba.fastjson.JSON;
import com.tensin.common.to.es.SkuEsModel;
import com.tensin.mall.search.config.MallElasticSearchConfig;
import com.tensin.mall.search.constant.EsConstant;
import com.tensin.mall.search.service.ProductSaveService;
import lombok.extern.slf4j.Slf4j;
import org.elasticsearch.action.bulk.BulkRequest;
import org.elasticsearch.action.bulk.BulkResponse;
import org.elasticsearch.action.index.IndexRequest;
import org.elasticsearch.client.RestHighLevelClient;
import org.elasticsearch.common.xcontent.XContentType;
import org.springframework.beans.factory.annotation.Autowired;

import java.io.IOException;
import java.util.Arrays;
import java.util.List;
import java.util.stream.Collectors;
import org.springframework.stereotype.Service;

/**
 * @author Tensin
 * @version 1.0
 * @date
 */
@Slf4j
@Service
public class ProductSaveServiceImpl implements ProductSaveService {

    @Autowired
    RestHighLevelClient restHighLevelClient;

    //上架商品
    @Override
    public boolean productStatusUp(List<SkuEsModel> skuEsModels) throws IOException {

        //将数据保存到es
        //1 给es建立索引 product 建立好印射关系

        //2 在es中保存这些数据
        BulkRequest bulkRequest = new BulkRequest();
        for (SkuEsModel model : skuEsModels) {
            //每一项都要执行一个索引操作
            IndexRequest indexRequest = new IndexRequest(EsConstant.PRODUCT_INDEX); //按照product来存
            //id
            indexRequest.id(model.getSkuId().toString());
            //数据内容
            String s = JSON.toJSONString(model);
            indexRequest.source(s, XContentType.JSON);
            bulkRequest.add(indexRequest);

        }


        BulkResponse bulk = restHighLevelClient.bulk(bulkRequest, MallElasticSearchConfig.COMMON_OPTIONS);

        //统计是否有上架失败的
        //TODO 处理批量错误
        boolean b = bulk.hasFailures();
        List<String> collect = Arrays.stream(bulk.getItems()).map(item -> {
            return item.getId();
        }).collect(Collectors.toList());
        log.error("商品上架完成：{},返回数据{}",collect,bulk.toString());

        return b;

    }
}
